CODM S8 FPS Drops & Lag on GameLoop PC — ERROR 404 Fix
Call of Duty Mobile Season 8 "ERROR 404" is a larger update than Season 7. New weapon models, Honkai: Star Rail crossover assets, and updated BR effects increase GPU and CPU load significantly. If you're seeing FPS drops, lag spikes, or stuttering on GameLoop PC after the S8 update, the fixes below cover every known cause ranked by impact.
**Why S8 causes FPS drops:** Season 8 adds updated particle effects (Jet Boost, Quick Strike class visuals), Honkai crossover skins with higher polygon counts, new BR terrain details in updated zones, and a larger shader cache from new weapon attachments (FSS Hurricane nerf, Fennec buff, S36 LMG changes). If your settings were already at the edge in S7, S8 will push you over.
**Before fixing: confirm what you're seeing.** Enable the FPS counter in GameLoop (Settings → Engine Settings → FPS Counter) and in CODM (Settings → Graphics → Display Frame Rate). Know whether your FPS number is actually low, or if FPS looks normal but movement stutters — these are different problems with different fixes.
| FPS | Assessment |
|-----|------------|
| 60+ | Good — if stuttering, it is a frame-time issue, not raw FPS |
| 45–60 | Acceptable for casual play; optimize if competitive |
| 30–45 | Playable but competitive play suffers |
| Under 30 | Full settings reduction needed |
0 users reported this issue0
Solutions
solution #2043
lower-graphics-settings (sortOrder=1, isMostHelpful)
**Lower in-game graphics settings**
Season updates sometimes reset graphics settings to higher values than your previous session. Check these first — they have the biggest single-fix impact on FPS.
**Recommended settings for stable S8 FPS:**
| Setting | Recommended | FPS impact |
|---------|-------------|------------|
| Graphics Quality | Medium | High costs ~15–20% FPS vs Medium |
| Frame Rate | High (60) | Max is unstable on most hardware |
| Shadows | Low | Shadows: High→Low saves ~10–15 FPS |
| Anti-aliasing | Off | Adds blur; off is cleanest for competitive |
| Ragdoll | Low | CPU cost, matters on older CPUs |
| Depth of Field | Off | No gameplay value, small FPS cost |
| Bloom | Off | No gameplay value |
| Style | Standard | Realistic adds post-processing cost |
Apply → test in a Training Room match → raise one setting at a time if stable.
solution #2044
increase-ram-allocation (sortOrder=2)
**Increase GameLoop RAM allocation to 4 GB**
Season 8 asset streaming is heavier than S7. If GameLoop has less than 4 GB RAM, the game stutters when loading new assets into VRAM — especially in BR when flying over a new zone.
1. Close CODM (return to the Android home screen inside GameLoop)
2. GameLoop → Settings gear → **Engine Settings**
3. **Memory (RAM):** raise to **4 GB minimum** (6 GB if your system has 16 GB+ total RAM)
4. Apply → restart GameLoop → relaunch CODM
**On 8 GB system RAM:** Set GameLoop to 3 GB maximum. Windows needs at least 3–4 GB alongside GameLoop. Close Chrome, Discord, and heavy apps before playing.
solution #2045
switch-renderer (sortOrder=3)
**Switch renderer between OpenGL and Vulkan**
CODM on GameLoop supports OpenGL and Vulkan. Season updates sometimes change which one performs better depending on your GPU and driver version.
1. Close CODM
2. GameLoop → Settings gear → **Engine Settings** → find **Renderer** (or "Render Engine" / "Graphics API")
3. If currently on **OpenGL** → switch to **Vulkan**; if on **Vulkan** → switch to **OpenGL**
4. Restart GameLoop → test FPS in a training room
On Nvidia GPUs: Vulkan usually outperforms OpenGL for CODM. On AMD: varies by driver version. On Intel integrated graphics: OpenGL is usually more stable.
solution #2046
enable-performance-mode (sortOrder=4)
**Enable Performance Mode in GameLoop**
GameLoop's Performance Mode disables desktop composition and allocates more CPU resources to the emulator. It is the biggest single system-level optimisation you can apply.
1. GameLoop → Settings gear (top-right)
2. **Performance** tab → enable **Performance Mode** (may also appear as "Gaming Mode" or "Turbo Mode" depending on your GameLoop version)
3. Apply → restart GameLoop
Performance Mode also disables Windows visual animations during GameLoop runtime, freeing a small but measurable amount of CPU.
solution #2047
high-performance-power-plan (sortOrder=5)
**Set Windows Power Plan to High Performance**
Windows 10/11 defaults to "Balanced," which throttles CPU frequency when demand appears low. This causes micro-stutters when the game suddenly needs full CPU — gunfight onset, new area loading.
1. **Win + S** → search "Power Plan" → open "Choose a power plan"
2. Select **High Performance** (if not visible, click "Show additional plans")
3. On a laptop: ensure the charger is plugged in — battery mode always throttles
Or run in Admin terminal: `powercfg /setactive 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c`
On laptops, switching to High Performance while plugged in can reduce FPS drop frequency by 30–50% on machines that throttle aggressively on battery.
solution #2048
update-gpu-driver (sortOrder=6)
**Update your GPU driver**
New S8 rendering effects may trigger performance regressions on drivers more than 3 months old — particularly on AMD where Vulkan optimisations ship frequently.
- **NVIDIA:** Open GeForce Experience → Drivers → Check for Updates
- **AMD:** Open AMD Software: Adrenalin Edition → Software → Check for Updates
- **Intel Arc / UHD:** Use Intel Driver & Support Assistant
After updating: restart Windows → relaunch GameLoop → retest FPS.
solution #2049
clear-shader-cache (sortOrder=7)
**Clear GameLoop shader cache**
After a major season update, GameLoop recompiles shaders for all new assets. A bloated or partially corrupted cache causes stuttering for the first 3–5 matches after the update.
1. Close GameLoop completely (system tray → right-click → Exit)
2. Open File Explorer → navigate to `C:\Users\[YourUsername]\AppData\Local\Tencent\GameLoop\temp`
3. Select all → Delete
4. Also clear `C:\Users\[YourUsername]\AppData\Local\Tencent\GameLoop\shaders` if that folder exists
5. Relaunch GameLoop → play 2–3 training room matches to let shaders rebuild
**What to expect:** The first match after clearing will have brief stutters as shaders compile. By the second match, performance should be stable.
solution #2050
diagnose-network-lag (sortOrder=8)
**Diagnose and fix network lag (if FPS counter looks normal)**
GameLoop FPS drops and network lag look identical from inside the game — both cause jerky movement and visual stutter. The FPS counter reveals which you have: if FPS stays at 60 but your character teleports or enemies skip, it is ping — not a rendering problem.
For ping-based lag:
1. **Switch to wired Ethernet** — Wi-Fi on 2.4 GHz is the most common cause of GameLoop lag spikes
2. **Close bandwidth-heavy background apps** — Windows Update, Steam downloads, browser video
3. **Change CODM server region:** Settings → Network → choose the server geographically nearest to you
4. **Enable GameLoop network acceleration** (if available): GameLoop → Settings → Network → toggle Network Boost
5. **Restart your router** to reset NAT tables and clear consistent high-ping routes
solution #2051
close-background-processes (sortOrder=9)
**Close background processes competing for CPU**
GameLoop is a hypervisor that competes with other applications for CPU and RAM. On a mid-range PC, background processes can cause measurable FPS drops.
1. Open **Task Manager** (Ctrl + Shift + Esc) → sort by CPU
2. Close any non-essential process using more than 2% CPU while idle
3. Common offenders: browser with video, Discord (hardware-accelerated video), Windows Update service, antivirus full-scan
**Add GameLoop to Microsoft Defender exclusions:** Defender scanning the VM's virtual disk writes can cause periodic FPS drops.
- Windows Security → Virus & threat protection → Manage settings → Exclusions → Add → Folder
- Select the GameLoop installation folder (commonly `C:\Program Files\TXGameAssistant\AppMarket`)
solution #2052
reinstall-codm (sortOrder=10)
**Reinstall CODM with fresh assets**
If FPS drops are severe and occur only in S8-specific maps or modes, the new assets may be corrupted in your installation.
1. GameLoop → My Games → CODM tile → three-dot menu → **Uninstall Game**
2. GameLoop App Store → reinstall CODM
3. Wait for the full download and in-game asset sync on first launch
Your account progress and purchases are cloud-saved — nothing is lost by reinstalling.
Experiencing a different problem?Report a new issue to help the community find solutions.
On This Page
Comments (0)
Sign in to_leave_comment